diff options
author | Zachary Turner <zturner@google.com> | 2018-07-21 15:39:05 +0000 |
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committer | Zachary Turner <zturner@google.com> | 2018-07-21 15:39:05 +0000 |
commit | 322f6d046b0761b941fcb94180a1a6e8bd628b64 (patch) | |
tree | 89f403b427cf60012625112d06cf7fd737238270 /tools | |
parent | 0754d77d6ad98476da03f88c8ca54ce7149eeb3c (diff) |
[llvm-undname] Flush output before demangling.
If an error occurs and we write it to stderr, it could appear
before we wrote the mangled name which we're undecorating.
By flushing stdout first, we ensure that the messages are always
sequenced in the correct order.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@337645 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools')
-rw-r--r-- | tools/llvm-undname/llvm-undname.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/llvm-undname/llvm-undname.cpp b/tools/llvm-undname/llvm-undname.cpp index f18702af2f5..2124ec16945 100644 --- a/tools/llvm-undname/llvm-undname.cpp +++ b/tools/llvm-undname/llvm-undname.cpp @@ -62,14 +62,17 @@ int main(int argc, char **argv) { // them to the terminal a second time. If they're coming from redirected // input, however, then we should display the input line so that the // mangled and demangled name can be easily correlated in the output. - if (!sys::Process::StandardInIsUserInput()) + if (!sys::Process::StandardInIsUserInput()) { outs() << Line << "\n"; + outs().flush(); + } demangle(Line); outs() << "\n"; } } else { for (StringRef S : Symbols) { outs() << S << "\n"; + outs().flush(); demangle(S); outs() << "\n"; } |