[PATCH] D47097: [WIP][DebugInfo] Preserve scope in auto generated StoreInst

[Anastasis via Phabricator via cfe-commits]

gramanas updated this revision to Diff 147838.
gramanas added a comment.

- Apply debug location


Repository:
  rC Clang

https://reviews.llvm.org/D47097

Files:
  lib/CodeGen/CGDecl.cpp
  test/CodeGen/debug-info-preserve-scope.c


Index: test/CodeGen/debug-info-preserve-scope.c
===================================================================
--- /dev/null
+++ test/CodeGen/debug-info-preserve-scope.c
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -O0 -debug-info-kind=limited -emit-llvm -o - %s | FileCheck 
%s
+
+static int a;
+
+// CHECK-LABEL: define void @f
+void f(int b) {
+  a = b;
+}
+
+// CHECK: store i32 %b, i32* %b.addr, align 4, !dbg ![[dbgLocForStore:[0-9]+]]
+
Index: lib/CodeGen/CGDecl.cpp
===================================================================
--- lib/CodeGen/CGDecl.cpp
+++ lib/CodeGen/CGDecl.cpp
@@ -2057,8 +2057,10 @@
   }
 
   // Store the initial value into the alloca.
-  if (DoStore)
+  if (DoStore) {
     EmitStoreOfScalar(ArgVal, lv, /* isInitialization */ true);
+    ApplyDebugLocation::CreateArtificial(*this);
+  }
 
   setAddrOfLocalVar(&D, DeclPtr);
 



Index: test/CodeGen/debug-info-preserve-scope.c
===================================================================
--- /dev/null
+++ test/CodeGen/debug-info-preserve-scope.c
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -O0 -debug-info-kind=limited -emit-llvm -o - %s | FileCheck %s
+
+static int a;
+
+// CHECK-LABEL: define void @f
+void f(int b) {
+  a = b;
+}
+
+// CHECK: store i32 %b, i32* %b.addr, align 4, !dbg ![[dbgLocForStore:[0-9]+]]
+
Index: lib/CodeGen/CGDecl.cpp
===================================================================
--- lib/CodeGen/CGDecl.cpp
+++ lib/CodeGen/CGDecl.cpp
@@ -2057,8 +2057,10 @@
   }
 
   // Store the initial value into the alloca.
-  if (DoStore)
+  if (DoStore) {
     EmitStoreOfScalar(ArgVal, lv, /* isInitialization */ true);
+    ApplyDebugLocation::CreateArtificial(*this);
+  }
 
   setAddrOfLocalVar(&D, DeclPtr);
 

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