Regressions on master at commit r14-8362-g2bdf138a0d0141 vs commit r14-8337-g41caf6b0d60340 on Linux/x86_64

[H.J. Lu]

Regressions on master at commit r14-8362-g2bdf138a0d0141 vs commit r14-8337-g41caf6b0d60340 on Linux/x86_64
New failures:
FAIL: gcc.dg/guality/pr54796.c   -O1  -DPREVENT_OPTIMIZATION  line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c   -O1  -DPREVENT_OPTIMIZATION  line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c   -O1  -DPREVENT_OPTIMIZATION  line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c   -O2  -DPREVENT_OPTIMIZATION  line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c   -O2  -DPREVENT_OPTIMIZATION  line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c   -O2  -DPREVENT_OPTIMIZATION  line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  -DPREVENT_OPTIMIZATION line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  -DPREVENT_OPTIMIZATION line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  -DPREVENT_OPTIMIZATION line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c   -O3 -g  -DPREVENT_OPTIMIZATION  line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c   -O3 -g  -DPREVENT_OPTIMIZATION  line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c   -O3 -g  -DPREVENT_OPTIMIZATION  line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c  -Og -DPREVENT_OPTIMIZATION  line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c  -Og -DPREVENT_OPTIMIZATION  line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c  -Og -DPREVENT_OPTIMIZATION  line 17 c == 5
FAIL: gcc.dg/guality/pr54796.c   -Os  -DPREVENT_OPTIMIZATION  line 17 a == 5
FAIL: gcc.dg/guality/pr54796.c   -Os  -DPREVENT_OPTIMIZATION  line 17 b == 6
FAIL: gcc.dg/guality/pr54796.c   -Os  -DPREVENT_OPTIMIZATION  line 17 c == 5
FAIL: gcc.dg/torture/convert-dfp-2.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/convert-dfp-2.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/convert-dfp.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/convert-dfp.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -O0  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr113255.c   -Os  (test for excess errors)

New passes: