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authorBenjamin Kramer <benny.kra@googlemail.com>2012-05-12 11:18:59 +0000
committerBenjamin Kramer <benny.kra@googlemail.com>2012-05-12 11:18:59 +0000
commit66b8d4d28f6acb2cb9f0063271fd635ca7ff8717 (patch)
treeb80ba5a16ae39b7dfdfc99287581929e9895e5bc
parente297b9f5069fc6b49ff78e7dd2cc4abb858ba829 (diff)
downloadbcm5719-llvm-66b8d4d28f6acb2cb9f0063271fd635ca7ff8717.tar.gz
bcm5719-llvm-66b8d4d28f6acb2cb9f0063271fd635ca7ff8717.zip
AsmParser: ignore the .extern directive.
llvm-svn: 156707
-rw-r--r--llvm/lib/MC/MCParser/AsmParser.cpp4
-rw-r--r--llvm/test/MC/AsmParser/extern.s4
2 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp
index d6f9236077e..80e101f748b 100644
--- a/llvm/lib/MC/MCParser/AsmParser.cpp
+++ b/llvm/lib/MC/MCParser/AsmParser.cpp
@@ -1220,6 +1220,10 @@ bool AsmParser::ParseStatement() {
// Symbol attribute directives
+ if (IDVal == ".extern") {
+ EatToEndOfStatement(); // .extern is the default, ignore it.
+ return false;
+ }
if (IDVal == ".globl" || IDVal == ".global")
return ParseDirectiveSymbolAttribute(MCSA_Global);
if (IDVal == ".indirect_symbol")
diff --git a/llvm/test/MC/AsmParser/extern.s b/llvm/test/MC/AsmParser/extern.s
new file mode 100644
index 00000000000..461f843c692
--- /dev/null
+++ b/llvm/test/MC/AsmParser/extern.s
@@ -0,0 +1,4 @@
+# RUN: llvm-mc -triple i386-unknown-unknown %s | FileCheck %s
+
+# CHECK-NOT: foo
+.extern foo
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