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1; RUN: llc < %s -mtriple=x86_64-unknown-unknown -O2 -o - \2; RUN: | FileCheck %s --implicit-check-not=TAILCALL3; Generated with: clang -emit-llvm -O2 -S -fextend-variable-liveness test.cpp -o -4; =========== test.cpp ===============5; extern int bar(int);6; int foo1(int i)7; {8; return bar(i);9; }10; =========== test.cpp ===============11 12; CHECK: TAILCALL13 14; ModuleID = 'test.cpp'15source_filename = "test.cpp"16 17define i32 @_Z4foo1i(i32 %i) local_unnamed_addr optdebug {18entry:19 %call = tail call i32 @_Z3bari(i32 %i)20 tail call void (...) @llvm.fake.use(i32 %i)21 ret i32 %call22}23 24declare i32 @_Z3bari(i32) local_unnamed_addr25