clang inline asm crash with + operand constraint

[pwo]

Bugzilla Link	3682
Resolution	FIXED
Resolved on	Mar 10, 2009 01:43
Version	unspecified
OS	FreeBSD
Blocks	llvm/llvm-bugzilla-archive#3696
Attachments	Pre-processed cmll_cbc.c

Extended Description

ccc -O2 -pipe -march=nocona -DTERMIOS -DANSI_SOURCE -I/usr/src/secure/lib/libcrypto/../../../crypto/openssl -I/usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto -I/usr/obj/usr/src/secure/lib/libcrypto -DOPENSSL_THREADS -DDSO_DLFCN -DHAVE_DLFCN_H -DOPENSSL_NO_IDEA -DL_ENDIAN -DNO_IDEA -std=gnu89 -fstack-protector -c /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c
Assertion failed: (0 && "Operand number out of range!"), function ConvertAsmString, file CGStmt.cpp, line 720.

[EdSchouten]

Reduced testcase
Reduced test case based on the pre-processed output. Seems to be related to an inline assembly construct.

[pwo]

Assert diagnostics update:

Assertion failed: (0 && "Operand number out of range!"), function ConvertAsmString, file CGStmt.cpp, line 746.
Stack dump:
0. Program arguments: clang -S -disable-free --relocation-model=static --disable-fp-elim --unwind-tables=0 --fmath-errno=1 -DTERMIOS -DANSI_SOURCE -DOPENSSL_THREADS -DDSO_DLFCN -DHAVE_DLFCN_H -DOPENSSL_NO_IDEA -DL_ENDIAN -DNO_IDEA -I/usr/src/secure/lib/libcrypto/../../../crypto/openssl -I/usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto -I/usr/obj/usr/src/secure/lib/libcrypto -I/usr/obj/usr/src/tmp/usr/include -O2 -std=gnu89 -o - -x c /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c

1.  <eof> parser at end of file
   

2.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:64:6: LLVM IR generation of declaration 'Camellia_cbc_encrypt'
   

3.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:66:44: LLVM IR generation of compound statement ('{}')
   

4.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:80:3: LLVM IR generation of compound statement ('{}')
   

5.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:82:4: LLVM IR generation of compound statement ('{}')
   

6.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:84:5: LLVM IR generation of compound statement ('{}')
   

7.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:88:6 <Spelling=/usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_locl.h:125:5>: LLVM IR generation of compound statement ('{}')
   

8.  /usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_cbc.c:88:6 <Spelling=/usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/camellia/cmll_locl.h:102:5>: LLVM IR generation of compound statement ('{}')
   

[lattner]

Fixed with many patches, culminating in:
http://lists.cs.uiuc.edu/pipermail/cfe-commits/Week-of-Mon-20090309/013710.html

[EdSchouten]

mentioned in issue llvm/llvm-bugzilla-archive#3696