fix crashing sigsetjmp on s390x

the bz instruction that was wrongly used only admits a small immediate
displacement and cannot be used with external symbols; apparently the
linker fails to diagnose the overflow.

diff --git a/src/signal/s390x/sigsetjmp.s b/src/signal/s390x/sigsetjmp.s
index 72dfc25dd2d4c6c782e8ea95b23e35206ba35672..41b1bd9a16835c2df02266f65f72e70eae1ffbfe 100644 (file)
--- a/src/signal/s390x/sigsetjmp.s
+++ b/src/signal/s390x/sigsetjmp.s
@@ -6,7 +6,7 @@
 sigsetjmp:
 __sigsetjmp:
        ltgr  %r3, %r3
-       bz    ___setjmp
+       jz    ___setjmp
 
        stg   %r14, 18*8(%r2)
        stg   %r6,  20*8(%r2)