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38 lines
973 B
38 lines
973 B
7 months ago
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# REQUIRES: x86
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## Error if the linked-to section of an input section is discarded.
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# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
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# RUN: not ld.lld --gc-sections --print-gc-sections %t.o -o /dev/null 2>&1 | FileCheck %s
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# CHECK: removing unused section {{.*}}.o:(.foo0)
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# CHECK-NEXT: error: {{.*}}.o:(.bar): sh_link points to discarded section {{.*}}.o:(.foo0)
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# CHECK-NEXT: error: {{.*}}.o:(.baz): sh_link points to discarded section {{.*}}.o:(.foo0)
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.globl _start
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_start:
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call .foo1
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call bar0
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call bar1
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call baz0
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call baz1
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.section .foo0,"a"
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.section .foo1,"a"
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## The linked-to section of the first input section is discarded.
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.section .bar,"ao",@progbits,.foo0,unique,0
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bar0:
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.byte 0
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.section .bar,"ao",@progbits,.foo1,unique,1
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bar1:
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.byte 1
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## Another case: the linked-to section of the second input section is discarded.
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.section .baz,"ao",@progbits,.foo1,unique,0
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baz0:
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.byte 0
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.section .baz,"ao",@progbits,.foo0,unique,1
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baz1:
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.byte 1
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