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[Bug translator/13974] New: sdt.h is incompatible with clang
- From: "jistone at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Thu, 12 Apr 2012 17:35:58 +0000
- Subject: [Bug translator/13974] New: sdt.h is incompatible with clang
- Auto-submitted: auto-generated
http://sourceware.org/bugzilla/show_bug.cgi?id=13974
Bug #: 13974
Summary: sdt.h is incompatible with clang
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: translator
AssignedTo: systemtap@sourceware.org
ReportedBy: jistone@redhat.com
Classification: Unclassified
A simple sdt test with clang fails to build:
$ cat foosdt.c
#include <sys/sdt.h>
void foo(void)
{
STAP_PROBE(foo, foo);
}
$ clang -c foosdt.c
foosdt.c:4:6: error: unknown flag
STAP_PROBE(foo, foo);
^
In file included from foosdt.c:1:
/usr/local/include/sys/sdt.h:254:3: note: instantiated from:
_SDT_PROBE(provider, name, 0, ())
^
/usr/local/include/sys/sdt.h:36:27: note: instantiated from:
__asm__ __volatile__ (_SDT_ASM_BODY(provider, name, _SDT_ASM_ARGS, (n)) \
^
/usr/local/include/sys/sdt.h:176:3: note: instantiated from:
_SDT_ASM_3( .pushsection .note.stapsdt,_SDT_ASM_AUTOGROUP,"note") \
^
/usr/local/include/sys/sdt.h:43:31: note: instantiated from:
# define _SDT_ASM_3(a, b, c) _SDT_S(a) "," _SDT_S(b) "," \
^
<scratch space>:4:2: note: instantiated from:
".pushsection .note.stapsdt"
^
<inline asm>:2:31: note: instantiated into assembly here
.pushsection .note.stapsdt,"?","note"
^
foosdt.c:4:6: error: .popsection without corresponding .pushsection
STAP_PROBE(foo, foo);
^
In file included from foosdt.c:1:
/usr/local/include/sys/sdt.h:254:3: note: instantiated from:
_SDT_PROBE(provider, name, 0, ())
^
/usr/local/include/sys/sdt.h:36:27: note: instantiated from:
__asm__ __volatile__ (_SDT_ASM_BODY(provider, name, _SDT_ASM_ARGS, (n)) \
^
/usr/local/include/sys/sdt.h:188:3: note: instantiated from:
_SDT_ASM_1( .popsection)
^
/usr/local/include/sys/sdt.h:41:26: note: instantiated from:
# define _SDT_ASM_1(x) _SDT_S(x) "\n"
^
<scratch space>:24:2: note: instantiated from:
".popsection"
^
<inline asm>:14:12: note: instantiated into assembly here
.popsection
^
foosdt.c:4:6: error: expected '@' or '%' before type
STAP_PROBE(foo, foo);
^
In file included from foosdt.c:1:
/usr/local/include/sys/sdt.h:254:3: note: instantiated from:
_SDT_PROBE(provider, name, 0, ())
^
/usr/local/include/sys/sdt.h:38:27: note: instantiated from:
__asm__ __volatile__ (_SDT_ASM_BASE); \
^
/usr/local/include/sys/sdt.h:192:3: note: instantiated from:
_SDT_ASM_5( .pushsection .stapsdt.base,"aG","progbits", \
^
/usr/local/include/sys/sdt.h:45:36: note: instantiated from:
# define _SDT_ASM_5(a, b, c, d, e) _SDT_S(a) "," _SDT_S(b) "," \
^
<scratch space>:27:2: note: instantiated from:
".pushsection .stapsdt.base"
^
<inline asm>:2:33: note: instantiated into assembly here
.pushsection .stapsdt.base,"aG","progbits",.stapsdt.base,comdat
^
foosdt.c:4:6: error: .popsection without corresponding .pushsection
STAP_PROBE(foo, foo);
^
In file included from foosdt.c:1:
/usr/local/include/sys/sdt.h:254:3: note: instantiated from:
_SDT_PROBE(provider, name, 0, ())
^
/usr/local/include/sys/sdt.h:38:27: note: instantiated from:
__asm__ __volatile__ (_SDT_ASM_BASE); \
^
/usr/local/include/sys/sdt.h:198:3: note: instantiated from:
_SDT_ASM_1( .popsection) \
^
/usr/local/include/sys/sdt.h:41:26: note: instantiated from:
# define _SDT_ASM_1(x) _SDT_S(x) "\n"
^
<scratch space>:37:2: note: instantiated from:
".popsection"
^
<inline asm>:7:12: note: instantiated into assembly here
.popsection
^
4 errors generated.
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