3d6c7d6e8e
Fix spurious warnings for missing symbols with thinLTO. The latter appends a unique suffix to avoid collisions for exported private symbols, resulting in dsymutil complaining it couldn't find the symbol in the object file. rdar://75434058 Differential revision: https://reviews.llvm.org/D99125
25 lines
657 B
Plaintext
25 lines
657 B
Plaintext
$ cat foo.cpp
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struct nontrivial {
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nontrivial() { }
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};
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void function2()
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{
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static const nontrivial magic_static;
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}
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$ cat bar.cpp
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void function2();
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void function1()
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{
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function2();
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}
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$ xcrun clang++ -g -flto=thin -O2 foo.cpp bar.cpp -c
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$ xcrun clang++ -flto=thin foo.o bar.o -Xlinker -object_path_lto -Xlinker lto -shared -o foobar.dylib
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RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/thinlto/foobar.dylib -o %t.dSYM 2>&1 | FileCheck %s --allow-empty
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CHECK-NOT: could not find object file symbol for symbol __ZZ9function2vE12magic_static
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CHECK-NOT: could not find object file symbol for symbol __ZGVZ9function2vE12magic_static
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