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authorV3n3RiX <venerix@redcorelinux.org>2017-11-10 00:43:02 +0000
committerV3n3RiX <venerix@redcorelinux.org>2017-11-10 00:43:02 +0000
commita5332b59346f7cbf0fdbd148b54aa8a84aaf8190 (patch)
treee6d8d3589fcd01fbc3f1286185639163daa81424 /dev-util/systemtap/files/systemtap-3.1-ia64.patch
parentfceeaf01a28ee71065cf3798b70b77d3bc4ef199 (diff)
gentoo resync : 10.11.2017
Diffstat (limited to 'dev-util/systemtap/files/systemtap-3.1-ia64.patch')
-rw-r--r--dev-util/systemtap/files/systemtap-3.1-ia64.patch33
1 files changed, 33 insertions, 0 deletions
diff --git a/dev-util/systemtap/files/systemtap-3.1-ia64.patch b/dev-util/systemtap/files/systemtap-3.1-ia64.patch
new file mode 100644
index 000000000000..832bfc1a47f9
--- /dev/null
+++ b/dev-util/systemtap/files/systemtap-3.1-ia64.patch
@@ -0,0 +1,33 @@
+Workaround build failure on ia64
+
+Avoid 'o' constraint to allow gcc to select register operand.
+That way instruction selector can satisfy all constraints
+for PROBE2 macro.
+
+Reported-by: Émeric Maschino
+Bug: https://bugs.gentoo.org/510134
+--- a/cache.cxx
++++ b/cache.cxx
+@@ -8,2 +8,10 @@
+
++#ifdef __ia64__
++// Default is: nor
++// We disable 'o' because gcc fails to select register
++// constraint for second instruction in 'add_script_to_cache'
++// https://bugs.gentoo.org/510134
++# define STAP_SDT_ARG_CONSTRAINT nr
++#endif
++
+ #include "config.h"
+--- a/staprun/mainloop.c
++++ b/staprun/mainloop.c
+@@ -1 +1,9 @@
++#ifdef __ia64__
++// Default is: nor
++// We disable 'o' because gcc fails to select register
++// constraint for second instruction in 'add_script_to_cache'
++// https://bugs.gentoo.org/510134
++# define STAP_SDT_ARG_CONSTRAINT nr
++#endif
++
+ /* -*- linux-c -*-