[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 Bug 58746 depends on bug 57904, which changed state. Bug 57904 Summary: [4.9 Regression] Bogus(?) invokes undefined behavior warning with Fortran's finalization wrapper (gfortran.dg/class_48.f90) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57904

[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 Dominique d'Humieres dominiq at lps dot ens.fr changed: What|Removed |Added Status|NEW |RESOLVED

[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 Richard Biener rguenth at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |4.9.0

[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 Richard Biener rguenth at gcc dot gnu.org changed: What|Removed |Added Priority|P3 |P1

[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 Dominique d'Humieres dominiq at lps dot ens.fr changed: What|Removed |Added Status|UNCONFIRMED |NEW

[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 --- Comment #1 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch --- Reduced : MODULE mathlib INTEGER, PARAMETER :: dp = 8 CONTAINS FUNCTION expint(n,x) REAL(dp) :: x, expint nm1=n-1 DO i=1,MAXIT IF(i.NE.nm1)

[Bug middle-end/58746] [4.9 Regression] Incorrect warning with -Waggressive-loop-optimizations

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58746 --- Comment #2 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch --- this testcase gives the same error without LTO. Just -O2 is sufficient: INTEGER, PARAMETER :: dp = 8 REAL(KIND=dp), VOLATILE :: r=0.1_dp r = expint(1,r)