http://llvm.org/bugs/show_bug.cgi?id=4932
Summary: clang: doesn't honor -fno-asynchronous-unwind-tables
Product: new-bugs
Version: unspecified
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P2
Component: new bugs
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Blocks: 4068
llvm-gcc and gcc do not emit .eh_frame with that flag, clang does.
Testcase:
$ echo 'int main(){}'|clang -fno-asynchronous-unwind-tables -x c - -S -o
-|grep eh_frame
clang: warning: argument unused during compilation:
'-fno-asynchronous-unwind-tables'
.section .eh_frame,"aw",@progbits
.Lsection_eh_frame:
.Leh_frame_common:
.long .Leh_frame_common_end-.Leh_frame_common_begin
.Leh_frame_common_begin:
.Leh_frame_common_end:
.long .Leh_frame_end1-.Leh_frame_begin1
.Leh_frame_begin1:
.long .
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