Bug 57992

Summary: Floating Point Exception while building qt
Product: [Retired] Red Hat Raw Hide Reporter: Bernhard Rosenkraenzer <bero>
Component: gccAssignee: Jakub Jelinek <jakub>
Status: CLOSED RAWHIDE QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: 1.0   
Target Milestone: ---   
Target Release: ---   
Hardware: alpha   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
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Clone Of: Environment:
Last Closed: 2002-01-07 16:29:40 UTC Type: ---
Regression: --- Mount Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description Flags
bzip2'ed preprocessor output at -O1 none

Description Bernhard Rosenkraenzer 2002-01-04 16:29:49 UTC 
Description of Problem:
While building qt-3.0.2-0.cvs20020104.1.src.rpm on alpha:

g++ -c -o msvc_dsp.o -O2 -I. -Igenerators -Igenerators/unix
-Igenerators/win32 -Igenerators/mac
-I/usr/src/redhat/BUILD/qt-x11-free-3.0.2-cvs20020104/include
-I/usr/src/redhat/BUILD/qt-x11-free-3.0.2-cvs20020104/include
-I/usr/src/redhat/BUILD/qt-x11-free-3.0.2-cvs20020104/src/tools
-DQT_NO_TEXTCODEC -DQT_NO_COMPONENT -DQT_NO_STL
-I/usr/src/redhat/BUILD/qt-x11-free-3.0.2-cvs20020104/mkspecs/linux-g++
generators/win32/msvc_dsp.cpp
generators/win32/msvc_dsp.cpp: In member function `bool
   DspMakefileGenerator::writeDspParts(QTextStream&)':
generators/win32/msvc_dsp.cpp:445: internal error: Floating point exception
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://bugzilla.redhat.com/bugzilla/> for instructions.


Version-Release number of selected component (if applicable):
3.1-0.14

How Reproducible:
100%

Steps to Reproduce:
1. ssh george
2. rpm --rebuild qt-3.0.2-0.cvs20020104.1.src.rpm

Additional Information:
Works with -O0, fails at any higher optimization level.
Comment 1 Bernhard Rosenkraenzer 2002-01-04 16:30:42 UTC 
Created attachment 41793 [details]
bzip2'ed preprocessor output at -O1
Comment 2 Jakub Jelinek 2002-01-07 16:29:34 UTC 
http://gcc.gnu.org/ml/gcc-patches/2002-01/msg00439.html
Comment 3 Jakub Jelinek 2002-01-09 15:08:09 UTC 
Should be fixed in gcc-3.1-0.17.