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TheRock/compiler/amd-llvm/lld/test/ELF/allow-shlib-undefined-weak.s
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

49 lines
1.0 KiB
ArmAsm

# REQUIRES: x86
# RUN: rm -rf %t.dir
# RUN: split-file %s %t.dir
# RUN: cd %t.dir
## Verify that in the following case:
##
## <exec>
## +- ref.so (weak reference to foo)
## +- wrap.so (non-weak reference to foo)
## +- def.so (defines foo)
##
## we don't report that foo is undefined in ref.so when linking <exec>.
# RUN: llvm-mc -filetype=obj -triple=x86_64 ref.s -o ref.o
# RUN: llvm-mc -filetype=obj -triple=x86_64 wrap.s -o wrap.o
# RUN: llvm-mc -filetype=obj -triple=x86_64 def.s -o def.o
# RUN: ld.lld -shared ref.o -o ref.so
# RUN: ld.lld -shared def.o -soname def.so -o def.so
# RUN: ld.lld -shared wrap.o def.so -o wrap.so
# RUN: llvm-mc -filetype=obj -triple=x86_64 start.s -o start.o
# RUN: ld.lld --no-allow-shlib-undefined start.o wrap.so ref.so 2>&1 | count 0
#--- start.s
.globl _start
_start:
callq wrap_get_foo@PLT
#--- ref.s
.weak foo
.globl ref_get_foo
ref_get_foo:
movq foo@GOTPCREL(%rip), %rax
retq
#--- wrap.s
.globl wrap_get_foo
wrap_get_foo:
movq foo@GOTPCREL(%rip), %rax
retq
#--- def.s
.data
.globl foo
foo:
.long 0