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* [Bug c++/105979] New: ICE in change_stack, at reg-stack.cc:2660
@ 2022-06-14 17:51 gscfq@t-online.de
2022-06-14 21:07 ` [Bug target/105979] " pinskia at gcc dot gnu.org
0 siblings, 1 reply; 2+ messages in thread
From: gscfq@t-online.de @ 2022-06-14 17:51 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105979
Bug ID: 105979
Summary: ICE in change_stack, at reg-stack.cc:2660
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Started with r9, at -O1, with file g++.dg/ext/pr84828.C :
$ gcc-13-20220612 -c pr84828.C -O1 -mfpmath=387 -fno-tree-loop-optimize
pr84828.C: In function 'void foo(float, double)':
pr84828.C:10:7: error: output constraint 0 must specify a single register
10 | asm volatile ("" : "+f" (c)); // { dg-error "must specify a
single register" }
| ^~~
during RTL pass: stack
pr84828.C:13:1: internal compiler error: in change_stack, at reg-stack.cc:2660
13 | }
| ^
0x103d37c change_stack
../../gcc/reg-stack.cc:2660
0x1041a57 compensate_edge
../../gcc/reg-stack.cc:2941
0x1041a57 compensate_edges
../../gcc/reg-stack.cc:2972
0x1041a57 convert_regs
../../gcc/reg-stack.cc:3276
0x1041a57 reg_to_stack
../../gcc/reg-stack.cc:3385
0x1041a57 rest_of_handle_stack_regs
../../gcc/reg-stack.cc:3441
0x1041a57 execute
../../gcc/reg-stack.cc:3473
^ permalink raw reply [flat|nested] 2+ messages in thread
* [Bug target/105979] ICE in change_stack, at reg-stack.cc:2660
2022-06-14 17:51 [Bug c++/105979] New: ICE in change_stack, at reg-stack.cc:2660 gscfq@t-online.de
@ 2022-06-14 21:07 ` pinskia at gcc dot gnu.org
0 siblings, 0 replies; 2+ messages in thread
From: pinskia at gcc dot gnu.org @ 2022-06-14 21:07 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105979
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |DUPLICATE
Status|UNCONFIRMED |RESOLVED
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup of bug 90777.
*** This bug has been marked as a duplicate of bug 90777 ***
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-06-14 17:51 [Bug c++/105979] New: ICE in change_stack, at reg-stack.cc:2660 gscfq@t-online.de
2022-06-14 21:07 ` [Bug target/105979] " pinskia at gcc dot gnu.org
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