From c8aeb655c3f30a845c981f30f32260dc357e2900 Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Fri, 18 Jul 2008 16:38:05 +0000 Subject: [PATCH] Prevent clang from emitting output when input has errors + test case http://llvm.org/bugs/show_bug.cgi?id=2280 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@53756 91177308-0d34-0410-b5e6-96231b3b80d8 --- Driver/clang.cpp | 6 ++++++ test/CodeGen/2008-07-17-no-emit-on-error.c | 10 ++++++++++ 2 files changed, 16 insertions(+) create mode 100644 test/CodeGen/2008-07-17-no-emit-on-error.c diff --git a/Driver/clang.cpp b/Driver/clang.cpp index 5e8f51cbc9..cf3f9793d9 100644 --- a/Driver/clang.cpp +++ b/Driver/clang.cpp @@ -1285,6 +1285,12 @@ static void ProcessInputFile(Preprocessor &PP, PreprocessorFactory &PPF, ParseAST(PP, Consumer, Stats); } + // Don't emit code when the input had errors. + if (CodeGenModule && PP.getDiagnostics().hasErrorOccurred()) { + delete CodeGenModule; + CodeGenModule = 0; + } + // If running the code generator, finish up now. if (CodeGenModule) { std::ostream *Out; diff --git a/test/CodeGen/2008-07-17-no-emit-on-error.c b/test/CodeGen/2008-07-17-no-emit-on-error.c new file mode 100644 index 0000000000..5339695887 --- /dev/null +++ b/test/CodeGen/2008-07-17-no-emit-on-error.c @@ -0,0 +1,10 @@ +// RUN: rm -f %t1.bc +// RUN: ! clang %s -emit-llvm-bc -o %t1.bc +// RUN: ! test -f %t1.bc + +void f() { +} + +void g() { + *10; +} -- 2.50.1