[PATCH] D61173: [BPF] do not generate predefined macro bpf

[Yonghong Song via Phabricator via cfe-commits]

yonghong-song updated this revision to Diff 196799.
yonghong-song edited the summary of this revision.
yonghong-song added a comment.

remove __bpf.


Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61173/new/

https://reviews.llvm.org/D61173

Files:
  lib/Basic/Targets/BPF.cpp
  test/Preprocessor/bpf-predefined-macros.c


Index: test/Preprocessor/bpf-predefined-macros.c
===================================================================
--- /dev/null
+++ test/Preprocessor/bpf-predefined-macros.c
@@ -0,0 +1,16 @@
+// RUN: %clang -E -target bpfel -x c -o - %s | FileCheck %s
+// RUN: %clang -E -target bpfeb -x c -o - %s | FileCheck %s
+
+#ifdef __bpf__
+int b;
+#endif
+#ifdef __BPF__
+int c;
+#endif
+#ifdef bpf
+int d;
+#endif
+
+// CHECK: int b;
+// CHECK: int c;
+// CHECK-NOT: int d;
Index: lib/Basic/Targets/BPF.cpp
===================================================================
--- lib/Basic/Targets/BPF.cpp
+++ lib/Basic/Targets/BPF.cpp
@@ -20,7 +20,7 @@
 
 void BPFTargetInfo::getTargetDefines(const LangOptions &Opts,
                                      MacroBuilder &Builder) const {
-  DefineStd(Builder, "bpf", Opts);
+  Builder.defineMacro("__bpf__");
   Builder.defineMacro("__BPF__");
 }
 


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