[PATCH] D124916: [X86] Fix uninitialized variable warnings in cetintrin.h reported by #55224

[Phoebe Wang via Phabricator via cfe-commits]

pengfei updated this revision to Diff 426971.
pengfei added a comment.

Seperated unrelated change and rebase.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D124916/new/

https://reviews.llvm.org/D124916

Files:
  clang/lib/Headers/cetintrin.h


Index: clang/lib/Headers/cetintrin.h
===================================================================
--- clang/lib/Headers/cetintrin.h
+++ clang/lib/Headers/cetintrin.h
@@ -43,8 +43,11 @@
 }
 
 static __inline__ unsigned int __DEFAULT_FN_ATTRS _rdsspd_i32() {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wuninitialized"
   unsigned int t;
   return __builtin_ia32_rdsspd(t);
+#pragma clang diagnostic pop
 }
 
 #ifdef __x86_64__
@@ -53,8 +56,11 @@
 }
 
 static __inline__ unsigned long long __DEFAULT_FN_ATTRS _rdsspq_i64() {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wuninitialized"
   unsigned long long t;
   return __builtin_ia32_rdsspq(t);
+#pragma clang diagnostic pop
 }
 #endif /* __x86_64__ */
 



Index: clang/lib/Headers/cetintrin.h
===================================================================
--- clang/lib/Headers/cetintrin.h
+++ clang/lib/Headers/cetintrin.h
@@ -43,8 +43,11 @@
 }
 
 static __inline__ unsigned int __DEFAULT_FN_ATTRS _rdsspd_i32() {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wuninitialized"
   unsigned int t;
   return __builtin_ia32_rdsspd(t);
+#pragma clang diagnostic pop
 }
 
 #ifdef __x86_64__
@@ -53,8 +56,11 @@
 }
 
 static __inline__ unsigned long long __DEFAULT_FN_ATTRS _rdsspq_i64() {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wuninitialized"
   unsigned long long t;
   return __builtin_ia32_rdsspq(t);
+#pragma clang diagnostic pop
 }
 #endif /* __x86_64__ */
 

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