diff options
Diffstat (limited to 'gcc/varasm.c')
-rw-r--r-- | gcc/varasm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/varasm.c b/gcc/varasm.c index 9b2744a3fa5..3e7b295305a 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -1625,6 +1625,13 @@ void assemble_external (decl) tree decl ATTRIBUTE_UNUSED; { + /* Because most platforms do not define ASM_OUTPUT_EXTERNAL, the + main body of this code is only rarely exercised. To provide some + testing, on all platforms, we make sure that the ASM_OUT_FILE is + open. If it's not, we should not be calling this function. */ + if (!asm_out_file) + abort (); + #ifdef ASM_OUTPUT_EXTERNAL if (DECL_P (decl) && DECL_EXTERNAL (decl) && TREE_PUBLIC (decl)) { |