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folkertdev · 2026-08-24T19:21:08Z

tracking issue: #154023

Just some back and forth between C and Rust, as a first line of defense against ABI mismatches. Something like abi-cafe is better because it just tests more scenarios than we reasonably can here, but now we run something on CI at least.

folkertdev · 2026-08-24T19:21:36Z

@bors try jobs=test-various,aarch64-apple-,-gnu-nopt-,x86_64-mingw-,aarch64-msvc-*,arm-android

add `Complex` ABI run-make test try-job: test-various try-job: aarch64-apple-* try-job: *-gnu-nopt-* try-job: x86_64-mingw-* try-job: aarch64-msvc-* try-job: arm-android

rust-bors · 2026-08-24T22:07:19Z

💔 Test for a897fb9 failed: CI. Failed jobs:

try - aarch64-apple-1 (web logs, enhanced plaintext logs)
try - aarch64-apple-macos-26-1 (web logs, enhanced plaintext logs)
try - aarch64-msvc-1 (web logs, enhanced plaintext logs)

folkertdev · 2026-08-25T18:37:44Z

@bors try jobs=test-various,aarch64-apple-,-gnu-nopt-,x86_64-mingw-,aarch64-msvc-*,arm-android

add `Complex` ABI run-make test try-job: test-various try-job: aarch64-apple-* try-job: *-gnu-nopt-* try-job: x86_64-mingw-* try-job: aarch64-msvc-* try-job: arm-android

folkertdev · 2026-08-25T19:53:57Z

@bors try jobs=test-various,aarch64-apple-,-gnu-nopt-,x86_64-mingw-,aarch64-msvc-*,arm-android

add `Complex` ABI run-make test try-job: test-various try-job: aarch64-apple-* try-job: *-gnu-nopt-* try-job: x86_64-mingw-* try-job: aarch64-msvc-* try-job: arm-android

rust-bors · 2026-08-25T22:41:23Z

💔 Test for 6467fdd failed: CI. Failed jobs:

try - aarch64-apple-1 (web logs, enhanced plaintext logs)
try - aarch64-apple-macos-26-1 (web logs, enhanced plaintext logs)

folkertdev · 2026-08-25T22:51:50Z

@bors try jobs=test-various,aarch64-apple-,-gnu-nopt-,x86_64-mingw-,aarch64-msvc-*,arm-android

add `Complex` ABI run-make test try-job: test-various try-job: aarch64-apple-* try-job: *-gnu-nopt-* try-job: x86_64-mingw-* try-job: aarch64-msvc-* try-job: arm-android

rust-bors · 2026-08-26T01:22:31Z

☀️ Try build successful (CI)
Build commit: b1df54a (b1df54ab6df9bedeef96a0f94e4dd2e3ed9d73b9)
Base parent: 787af2b (787af2b8c80638c51a4fc8e44f84e6891f243ec7)

rustbot · 2026-08-27T10:38:31Z

r? @JohnTitor

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rust-bors · 2026-08-30T21:04:26Z

📌 Commit 2186035 has been approved by JohnTitor

It is now in the queue for this repository.

add `Complex` ABI run-make test tracking issue: #154023 Just some back and forth between C and Rust, as a first line of defense against ABI mismatches. Something like abi-cafe is better because it just tests more scenarios than we reasonably can here, but now we run something on CI at least.

rust-log-analyzer · 2026-08-31T01:25:45Z

The job armhf-gnu failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

test [run-make] tests/run-make/compiler-lookup-paths ... ok
test [run-make] tests/run-make/compressed-debuginfo ... ignored, ignored when cross-compiling
test [run-make] tests/run-make/compressed-debuginfo-zstd ... ignored, ignored when cross-compiling
test [run-make] tests/run-make/const-destruct-stable-toolchain ... ok
Alignment trap: not handling instruction ed807a00 at [<00513ea0>]
Unhandled fault: alignment exception (0x801) at 0x00000001
pgd = 8b7bc000
[00000001] *pgd=00000000
Alignment trap: not handling instruction edc06a01 at [<00513ea4>]
Unhandled fault: alignment exception (0x801) at 0x00000005
pgd = 8b7bc000
[00000005] *pgd=00000000
test [run-make] tests/run-make/complex-abi ... FAILED
test [run-make] tests/run-make/const-prop-lint ... ok
test [run-make] tests/run-make/const_fn_mir ... ok
test [run-make] tests/run-make/const-trait-stable-toolchain ... ok
test [run-make] tests/run-make/alloc-no-rc ... ok
---
---- [run-make] tests/run-make/complex-abi stdout ----

error: rmake recipe failed to complete
status: exit status: 1
command: cd "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out" && env -u RUSTFLAGS -u __STD_REMAP_DEBUGINFO_ENABLED AR="arm-linux-gnueabihf-ar" BUILD_ROOT="/checkout/obj/build/x86_64-unknown-linux-gnu" CC="arm-linux-gnueabihf-gcc" CC_DEFAULT_FLAGS="-ffunction-sections -fdata-sections -fPIC -march=armv6 -marm -mfpu=vfp -w" CXX="arm-linux-gnueabihf-g++" CXX_DEFAULT_FLAGS="-ffunction-sections -fdata-sections -fPIC -march=armv6 -marm -mfpu=vfp -w" HOST_RUSTC_DYLIB_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib" LD_LIBRARY_PATH=":/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/lib/rustlib/x86_64-unknown-linux-gnu/lib" LD_LIB_PATH_ENVVAR="LD_LIBRARY_PATH" LLVM_BIN_DIR="/checkout/obj/build/x86_64-unknown-linux-gnu/ci-llvm/bin" LLVM_COMPONENTS="aarch64 aarch64asmparser aarch64codegen aarch64desc aarch64disassembler aarch64info aarch64utils abi aggressiveinstcombine all all-targets amdgpu amdgpuasmparser amdgpucodegen amdgpudesc amdgpudisassembler amdgpuinfo amdgputargetmca amdgpuutils analysis arm armasmparser armcodegen armdesc armdisassembler arminfo armutils asmparser asmprinter avr avrasmparser avrcodegen avrdesc avrdisassembler avrinfo binaryformat bitreader bitstreamreader bitwriter bpf bpfasmparser bpfcodegen bpfdesc bpfdisassembler bpfinfo cas cfguard cgdata codegen codegentypes core coroutines coverage csky cskyasmparser cskycodegen cskydesc cskydisassembler cskyinfo debuginfobtf debuginfocodeview debuginfodwarf debuginfodwarflowlevel debuginfogsym debuginfologicalview debuginfomsf debuginfopdb demangle dlltooldriver dtlto dwarfcfichecker dwarflinker dwarflinkerclassic dwarflinkerparallel dwp engine executionengine extensions filecheck frontendatomic frontenddirective frontenddriver frontendhlsl frontendoffloading frontendopenacc frontendopenmp fuzzercli fuzzmutate globalisel hexagon hexagonasmparser hexagoncodegen hexagondesc hexagondisassembler hexagoninfo hipstdpar instcombine instrumentation interfacestub interpreter ipo irprinter irreader jitlink libdriver lineeditor linker loongarch loongarchasmparser loongarchcodegen loongarchdesc loongarchdisassembler loongarchinfo lto m68k m68kasmparser m68kcodegen m68kdesc m68kdisassembler m68kinfo mc mca mcdisassembler mcjit mcparser mips mipsasmparser mipscodegen mipsdesc mipsdisassembler mipsinfo mirparser msp430 msp430asmparser msp430codegen msp430desc msp430disassembler msp430info native nativecodegen nvptx nvptxcodegen nvptxdesc nvptxinfo objcarcopts objcopy object objectyaml option orcdebugging orcjit orcshared orctargetprocess passes plugins powerpc powerpcasmparser powerpccodegen powerpcdesc powerpcdisassembler powerpcinfo profiledata remarks riscv riscvasmparser riscvcodegen riscvdesc riscvdisassembler riscvinfo riscvtargetmca runtimedyld sandboxir scalaropts selectiondag sparc sparcasmparser sparccodegen sparcdesc sparcdisassembler sparcinfo support supportlsp symbolize systemz systemzasmparser systemzcodegen systemzdesc systemzdisassembler systemzinfo tablegen target targetparser telemetry textapi textapibinaryreader transformutils vectorize webassembly webassemblyasmparser webassemblycodegen webassemblydesc webassemblydisassembler webassemblyinfo webassemblyutils windowsdriver windowsmanifest x86 x86asmparser x86codegen x86desc x86disassembler x86info x86targetmca xray xtensa xtensaasmparser xtensacodegen xtensadesc xtensadisassembler xtensainfo" LLVM_FILECHECK="/checkout/obj/build/x86_64-unknown-linux-gnu/ci-llvm/bin/FileCheck" PYTHON="/usr/bin/python3" REMOTE_TEST_CLIENT="/checkout/obj/build/x86_64-unknown-linux-gnu/stage1-tools-bin/remote-test-client" RUSTC="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" RUSTC_LINKER="arm-linux-gnueabihf-gcc" RUSTDOC="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustdoc" SOURCE_ROOT="/checkout" TARGET="arm-unknown-linux-gnueabihf" TARGET_EXE_DYLIB_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib/rustlib/arm-unknown-linux-gnueabihf/lib" __BOOTSTRAP_JOBS="4" __RMAKE_VERBOSE_SUBPROCESS_OUTPUT="1" __RUSTC_DEBUG_ASSERTIONS_ENABLED="1" __STD_DEBUG_ASSERTIONS_ENABLED="1" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake"
stdout: none
--- stderr -------------------------------
"arm-linux-gnueabihf-gcc" "-ffunction-sections" "-fdata-sections" "-fPIC" "-march=armv6" "-marm" "-mfpu=vfp" "-w" "-v" "-c" "-o" "test.o" "test.c" "-O3"
output status: `exit status: 0`
=== STDOUT ===



=== STDERR ===
Using built-in specs.
COLLECT_GCC=arm-linux-gnueabihf-gcc
Target: arm-linux-gnueabihf
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 11.4.0-1ubuntu1~22.04.3' --with-bugurl=file:///usr/share/doc/gcc-11/README.Bugs --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2 --prefix=/usr --with-gcc-major-version-only --program-suffix=-11 --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-libitm --disable-libquadmath --disable-libquadmath-support --enable-plugin --enable-default-pie --with-system-zlib --enable-libphobos-checking=release --without-target-system-zlib --enable-multiarch --disable-sjlj-exceptions --with-arch=armv7-a+fp --with-float=hard --with-mode=thumb --disable-werror --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=arm-linux-gnueabihf --program-prefix=arm-linux-gnueabihf- --includedir=/usr/arm-linux-gnueabihf/include --with-build-config=bootstrap-lto-lean --enable-link-serialization=2
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 11.4.0 (Ubuntu 11.4.0-1ubuntu1~22.04.3) 
COLLECT_GCC_OPTIONS='-ffunction-sections' '-fdata-sections' '-fPIC'  '-marm' '-mfpu=vfp' '-w' '-v' '-c' '-o' 'test.o' '-O3' '-mfloat-abi=hard' '-mtls-dialect=gnu' '-mlibarch=armv6+fp' '-march=armv6+fp'
 /usr/lib/gcc-cross/arm-linux-gnueabihf/11/cc1 -quiet -v -imultilib . -imultiarch arm-linux-gnueabihf test.c -quiet -dumpbase test.c -dumpbase-ext .c -marm -mfpu=vfp -mfloat-abi=hard -mtls-dialect=gnu -mlibarch=armv6+fp -march=armv6+fp -O3 -w -version -ffunction-sections -fdata-sections -fPIC -fstack-protector-strong -Wformat -Wformat-security -o /tmp/ccd2EQWj.s
GNU C17 (Ubuntu 11.4.0-1ubuntu1~22.04.3) version 11.4.0 (arm-linux-gnueabihf)
 compiled by GNU C version 11.4.0, GMP version 6.2.1, MPFR version 4.1.0, MPC version 1.2.1, isl version isl-0.24-GMP

GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
ignoring nonexistent directory "/usr/local/include/arm-linux-gnueabihf"
ignoring nonexistent directory "/usr/lib/gcc-cross/arm-linux-gnueabihf/11/include-fixed"
ignoring nonexistent directory "/usr/include/arm-linux-gnueabihf"
#include "..." search starts here:
#include <...> search starts here:
 /usr/lib/gcc-cross/arm-linux-gnueabihf/11/include
 /usr/lib/gcc-cross/arm-linux-gnueabihf/11/../../../../arm-linux-gnueabihf/include
 /usr/include
End of search list.
GNU C17 (Ubuntu 11.4.0-1ubuntu1~22.04.3) version 11.4.0 (arm-linux-gnueabihf)
 compiled by GNU C version 11.4.0, GMP version 6.2.1, MPFR version 4.1.0, MPC version 1.2.1, isl version isl-0.24-GMP

GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: 01359fcc324ff0f6e0ec17b8db8935f4
COLLECT_GCC_OPTIONS='-ffunction-sections' '-fdata-sections' '-fPIC'  '-marm' '-mfpu=vfp' '-w' '-v' '-c' '-o' 'test.o' '-O3' '-mfloat-abi=hard' '-mtls-dialect=gnu' '-mlibarch=armv6+fp' '-march=armv6+fp'
 /usr/lib/gcc-cross/arm-linux-gnueabihf/11/../../../../arm-linux-gnueabihf/bin/as -v -W -march=armv6 -mfloat-abi=hard -mfpu=vfp -meabi=5 -o test.o /tmp/ccd2EQWj.s
GNU assembler version 2.38 (arm-linux-gnueabihf) using BFD version (GNU Binutils for Ubuntu) 2.38
COMPILER_PATH=/usr/lib/gcc-cross/arm-linux-gnueabihf/11/:/usr/lib/gcc-cross/arm-linux-gnueabihf/11/:/usr/lib/gcc-cross/arm-linux-gnueabihf/:/usr/lib/gcc-cross/arm-linux-gnueabihf/11/:/usr/lib/gcc-cross/arm-linux-gnueabihf/:/usr/lib/gcc-cross/arm-linux-gnueabihf/11/../../../../arm-linux-gnueabihf/bin/
LIBRARY_PATH=/usr/lib/gcc-cross/arm-linux-gnueabihf/11/:/usr/lib/gcc-cross/arm-linux-gnueabihf/11/../../../../arm-linux-gnueabihf/lib/:/lib/arm-linux-gnueabihf/:/lib/:/usr/lib/arm-linux-gnueabihf/:/usr/lib/
COLLECT_GCC_OPTIONS='-ffunction-sections' '-fdata-sections' '-fPIC'  '-marm' '-mfpu=vfp' '-w' '-v' '-c' '-o' 'test.o' '-O3' '-mfloat-abi=hard' '-mtls-dialect=gnu' '-mlibarch=armv6+fp' '-march=armv6+fp' '-dumpdir' 'test.'



"/checkout/obj/build/x86_64-unknown-linux-gnu/ci-llvm/bin/llvm-ar" "rcus" "libtest.a" "test.o"
output status: `exit status: 0`
=== STDOUT ===



=== STDERR ===



LD_LIBRARY_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out:/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib::/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "-L" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out" "-Clinker=arm-linux-gnueabihf-gcc" "main.rs" "--target=arm-unknown-linux-gnueabihf"
output status: `exit status: 0`
=== STDOUT ===



=== STDERR ===



running: LC_ALL="C" LD_LIBRARY_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out:/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib/rustlib/arm-unknown-linux-gnueabihf/lib::/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage1-tools-bin/remote-test-client" "run" "0" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out/main"
command failed at line 13
LC_ALL="C" LD_LIBRARY_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out:/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib/rustlib/arm-unknown-linux-gnueabihf/lib::/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage1-tools-bin/remote-test-client" "run" "0" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out/main"
output status: `exit status: 135`
=== STDOUT ===
uploaded "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make/complex-abi/rmake_out/main", waiting for result
died due to signal 7



=== STDERR ===

rust-bors · 2026-08-31T01:26:08Z

💔 Test for 73187c4 failed: CI. Failed job:

auto - armhf-gnu (web logs, enhanced plaintext logs)

folkertdev added the F-complex_numbers `#![feature(complex_numbers)]` label Aug 24, 2026

rustbot added A-run-make Area: port run-make Makefiles to rmake.rs S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Aug 24, 2026

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folkertdev force-pushed the complex-abi-run-make branch 2 times, most recently from 9dfa414 to c8d5ba7 Compare August 25, 2026 18:29

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folkertdev force-pushed the complex-abi-run-make branch from c8d5ba7 to d8cf4ed Compare August 25, 2026 19:23

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add Complex abi run-make test

2186035

folkertdev force-pushed the complex-abi-run-make branch from d8cf4ed to 2186035 Compare August 25, 2026 22:13

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folkertdev marked this pull request as ready for review August 27, 2026 10:38

rustbot added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Aug 27, 2026

rustbot assigned JohnTitor Aug 27, 2026

rustbot removed the S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. label Aug 27, 2026

JohnTitor approved these changes Aug 30, 2026

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rust-bors Bot added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Aug 30, 2026

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