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Diffstat (limited to 'gcc/config/i386/cygwin.h')
-rw-r--r--gcc/config/i386/cygwin.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/config/i386/cygwin.h b/gcc/config/i386/cygwin.h
index 2a812a5ff4d..35f820985f4 100644
--- a/gcc/config/i386/cygwin.h
+++ b/gcc/config/i386/cygwin.h
@@ -423,6 +423,11 @@ extern void i386_pe_unique_section PARAMS ((TREE, int));
#undef ASM_COMMENT_START
#define ASM_COMMENT_START " #"
+/* DWARF2 Unwinding doesn't work with exception handling yet. To make it
+ work, we need to build a libgcc_s.dll, and dcrt0.o should be changed to
+ call __register_frame_info/__deregister_frame_info. */
+#define DWARF2_UNWIND_INFO 0
+
/* Don't assume anything about the header files. */
#define NO_IMPLICIT_EXTERN_C