Patch-ID# 104668-09
Keywords: optimize C SC4.2
Synopsis: SPARCompiler C 4.2: C patch for Solaris 2.x
Date: Jan/21/99

Solaris Release: 2.4 2.5 2.5.1 2.6 7

SunOS Release: 5.4 5.5 5.5.1 5.6 5.7

Unbundled Product: SPARCompiler C

Unbundled Release: 4.2

Relevant Architectures: sparc

BugId's fixed with this patch: 4015159 4019494 4062415 4066147 4030634 4064572 4025170 4077685 4035112 4042253 4075414 4081482 4094734 4100589 4135775 4130826 4010697 4014799 4045577 4080622 4099094 4129956

Changes incorporated in this version: 4129956

Patches accumulated and obsoleted by this patch: 

Patches which conflict with this patch: 

Patches required with this patch: 

Obsoleted by: 

Files included with this patch: 

/opt/SUNWspro/SC4.2/bin/cg
/opt/SUNWspro/SC4.2/bin/iropt
/opt/SUNWspro/SC4.2/bin/acomp
/opt/SUNWspro/SC4.2/bin/ssbd
/opt/SUNWspro/SC4.2/lib/cg/model_cg_super2.so.2
/opt/SUNWspro/SC4.2/lib/cg/model_cg_ultra.so.2


Problem Description: 

4129956	SC 4.2: internal compiler error: op '.' not implemented yet

(from 104668-08)
4100589 Loop unroller produces wrong code with "-xO4 -xtarget=ultra"
4135775 Compiler asserts when compiling medialib.
4130826 iropt hangs when compiling sql.c with profile feedback

(from 104668-07)
4094734 C compiler (iropt) dies when compiling large file for profile collection

(from 104668-06)
4010697 built-in assembler mishandles weak aliases
4080622 The comparision of LongLong value with ZERO is failed
4099094 f77 v4.2: cg: cg_memory_allocation.malloc: out of memory
 
(from 104668-05)
4081482  preprocessor C support "-nocurrent_include"

(from 104668-04)
4077685 SC4.2 Fatal error 136 in iropt
4035112 4.2 C compiler -xO3 optimization fails in iropt routine
4042253 SC4.2 optimizer produces incorrect double-indexed store byte instruction
4075414 cg eliminates a cmp instruction that it shouldn't

(from 104668-03)
4062415 switch stmt fails compiled with -O2 works using -O3, -O4 or -g
4066147 SC4.2 -xO2 generates error
4030634 switch case -1 causing f77 compiler to hang when using optimization
4064572 iropt Segmentation Fault using SC 4.2 and -xO4 flag
4025170 compiler error in ppc(?) at if condition and postincrement

(from 104668-02)
4014799 the 4.2 compiler does not optimize loop that the 4.0 compiler did
4045577 4.2 compiler degrades ~28-30% in performance on a simple lookup loop.

(from 104668-01)
4015159 Optimization levels 2 and 3 generate incorrect code (xO2, xO3)
4019494 Slower code generated by the 4.2 Oct 96 compiler


Patch Installation Instructions:
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Special Install Instructions:
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