1.0.39.4: fix build on non-darwin and ppc/darwin platforms

[sbcl.git] / src / runtime / x86-assem.S

diff --git a/src/runtime/x86-assem.S b/src/runtime/x86-assem.S
index 8e0db32..5a89a4a 100644 (file)
--- a/src/runtime/x86-assem.S
+++ b/src/runtime/x86-assem.S
@@ -338,6 +338,7 @@ GNAME(fpu_restore):
        TYPE(GNAME(undefined_tramp))
         .byte   0, 0, 0, SIMPLE_FUN_HEADER_WIDETAG
 GNAME(undefined_tramp):
+       pop     4(%ebp)         # Save return PC for backtrace.
        TRAP
        .byte   trap_Error
         .byte   2