9bc20fff4a
The intention of -gc-sections flag was to check that discarded is not in the output. It should be specified in the executable command line invocation and also, the symbol must be global as local symbols are anyways not printed. Differential revision: https://reviews.llvm.org/D45159 llvm-svn: 329559
34 lines
1.4 KiB
ArmAsm
34 lines
1.4 KiB
ArmAsm
// REQUIRES: x86
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// RUN: echo '.global foo; foo:' | llvm-mc -filetype=obj -triple=x86_64-pc-linux - -o %t1.o
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// RUN: echo '.global foo, bar; bar:' | llvm-mc -filetype=obj -triple=x86_64-pc-linux - -o %t2.o
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// RUN: echo '.global zed; zed:' | llvm-mc -filetype=obj -triple=x86_64-pc-linux - -o %ta.o
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// RUN: rm -f %t.a
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// RUN: llvm-ar rcs %t.a %ta.o
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// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t3.o
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// RUN: ld.lld -shared -o %t1.so %t1.o
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// RUN: ld.lld -o /dev/null %t1.so %t2.o %t3.o %t.a -gc-sections -cref | FileCheck -strict-whitespace %s
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// CHECK: Symbol File
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// CHECK-NEXT: bar {{.*}}2.o
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// CHECK-NEXT: {{.*}}3.o
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// CHECK-NEXT: foo {{.*}}1.so
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// CHECK-NEXT: {{.*}}2.o
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// CHECK-NEXT: {{.*}}3.o
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// CHECK-NEXT: _start {{.*}}3.o
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// CHECK-NEXT: baz {{.*}}3.o
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// CHECK-NEXT: zed {{.*}}.a({{.*}}a.o)
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// CHECK-NEXT: {{.*}}3.o
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// CHECK-NOT: discarded
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.global _start, foo, bar, baz, discarded
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_start:
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call foo
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call bar
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call zed
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localsym:
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baz:
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.section .text.a,"ax",@progbits
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discarded:
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