Index: cfe/trunk/lib/CodeGen/CGExprScalar.cpp =================================================================== --- cfe/trunk/lib/CodeGen/CGExprScalar.cpp +++ cfe/trunk/lib/CodeGen/CGExprScalar.cpp @@ -3431,6 +3431,12 @@ // Insert an entry into the phi node for the edge with the value of RHSCond. PN->addIncoming(RHSCond, RHSBlock); + // Artificial location to preserve the scope information + { + auto NL = ApplyDebugLocation::CreateArtificial(CGF); + PN->setDebugLoc(Builder.getCurrentDebugLocation()); + } + // ZExt result to int. return Builder.CreateZExtOrBitCast(PN, ResTy, "land.ext"); } Index: cfe/trunk/test/CodeGen/debug-info-inline-for.c =================================================================== --- cfe/trunk/test/CodeGen/debug-info-inline-for.c +++ cfe/trunk/test/CodeGen/debug-info-inline-for.c @@ -0,0 +1,13 @@ +// RUN: %clang_cc1 -debug-info-kind=limited -emit-llvm -o - %s | FileCheck %s +// Check that clang emits Debug location in the phi instruction + +int func(int n) { + int a; + for(a = 10; a>0 && n++; a--); + return n; +} + +// CHECK: land.end: +// CHECK-NEXT: {{.*}} = phi i1 {{.*}} !dbg ![[DbgLoc:[0-9]+]] + +// CHECK: ![[DbgLoc]] = !DILocation(line: 0