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-rw-r--r--gcc/gcc.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/gcc/gcc.c b/gcc/gcc.c
index 02c365b4b5c..9546ff9c703 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -655,21 +655,27 @@ proper position among the other output files. */
#define LINKER_NAME "collect2"
#endif
+#ifdef HAVE_AS_DEBUG_PREFIX_MAP
+#define ASM_MAP " %{fdebug-prefix-map=*:--debug-prefix-map %*}"
+#else
+#define ASM_MAP ""
+#endif
+
/* Define ASM_DEBUG_SPEC to be a spec suitable for translating '-g'
to the assembler. */
#ifndef ASM_DEBUG_SPEC
# if defined(DBX_DEBUGGING_INFO) && defined(DWARF2_DEBUGGING_INFO) \
&& defined(HAVE_AS_GDWARF2_DEBUG_FLAG) && defined(HAVE_AS_GSTABS_DEBUG_FLAG)
-# define ASM_DEBUG_SPEC \
- (PREFERRED_DEBUGGING_TYPE == DBX_DEBUG \
- ? "%{gdwarf-2*:--gdwarf2}%{!gdwarf-2*:%{g*:--gstabs}}" \
- : "%{gstabs*:--gstabs}%{!gstabs*:%{g*:--gdwarf2}}")
+# define ASM_DEBUG_SPEC \
+ (PREFERRED_DEBUGGING_TYPE == DBX_DEBUG \
+ ? "%{gdwarf-2*:--gdwarf2}%{!gdwarf-2*:%{g*:--gstabs}}" ASM_MAP \
+ : "%{gstabs*:--gstabs}%{!gstabs*:%{g*:--gdwarf2}}" ASM_MAP)
# else
# if defined(DBX_DEBUGGING_INFO) && defined(HAVE_AS_GSTABS_DEBUG_FLAG)
-# define ASM_DEBUG_SPEC "%{g*:--gstabs}"
+# define ASM_DEBUG_SPEC "%{g*:--gstabs}" ASM_MAP
# endif
# if defined(DWARF2_DEBUGGING_INFO) && defined(HAVE_AS_GDWARF2_DEBUG_FLAG)
-# define ASM_DEBUG_SPEC "%{g*:--gdwarf2}"
+# define ASM_DEBUG_SPEC "%{g*:--gdwarf2}" ASM_MAP
# endif
# endif
#endif