fecf609998
This reverts commit 1ec7e86b3a779df2a0af3f37e58c8f5b3a398d7f after issue #190072 was fixed.
36 lines
1.0 KiB
LLVM
36 lines
1.0 KiB
LLVM
;; If a libcall was extracted in a thin link, it can be used even if not
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;; present in the current TU.
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; RUN: rm -rf %t && split-file %s %t && cd %t
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; RUN: opt foo.ll -o foo.o -module-summary -mtriple x86_64-unknown-linux-musl
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; RUN: opt bcmp.ll -o bcmp.o -module-summary -mtriple x86_64-unknown-linux-musl
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; RUN: llvm-lto2 run -o lto.o \
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; RUN: -r foo.o,foo,plx \
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; RUN: -r foo.o,memcmp,x \
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; RUN: -r bcmp.o,bcmp,pl \
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; RUN: -r bcmp.o,bcmp_impl,x foo.o bcmp.o -save-temps
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; RUN: llvm-dis lto.o.1.4.opt.bc -o - | FileCheck %s
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;--- foo.ll
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define i1 @foo(ptr %0, ptr %1, i64 %2) {
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; CHECK-LABEL: define{{.*}}i1 @foo
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; CHECK-NEXT: %bcmp = {{.*}}call i32 @bcmp
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; CHECK-NEXT: %eq = icmp eq i32 %bcmp, 0
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; CHECK-NEXT: ret i1 %eq
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%cmp = call i32 @memcmp(ptr %0, ptr %1, i64 %2)
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%eq = icmp eq i32 %cmp, 0
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ret i1 %eq
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}
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declare i32 @memcmp(ptr, ptr, i64)
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;--- bcmp.ll
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define i32 @bcmp(ptr %0, ptr %1, i64 %2) noinline {
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%r = call i32 @bcmp_impl(ptr %0, ptr %1, i64 %2)
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ret i32 %r
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}
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declare i32 @bcmp_impl(ptr, ptr, i64)
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