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! Test that flang forwards the -f{no-,}version-loops-for-stride
! options correctly to flang -fc1 for different variants of optimisation
! and explicit flags.
! RUN: %flang -### %s -o %t 2>&1 -O3 \
! RUN: | FileCheck %s
! RUN: %flang -### %s -o %t 2>&1 -O2 \
! RUN: | FileCheck %s --check-prefix=CHECK-O2
! RUN: %flang -### %s -o %t 2>&1 -O2 -fversion-loops-for-stride \
! RUN: | FileCheck %s --check-prefix=CHECK-O2-with
! RUN: %flang -### %s -o %t 2>&1 -O4 \
! RUN: | FileCheck %s --check-prefix=CHECK-O4
! RUN: %flang -### %s -o %t 2>&1 -Ofast \
! RUN: | FileCheck %s --check-prefix=CHECK-Ofast
! RUN: %flang -### %s -o %t 2>&1 -Ofast -fno-version-loops-for-stride \
! RUN: | FileCheck %s --check-prefix=CHECK-Ofast-no
! RUN: %flang -### %s -o %t 2>&1 -O3 -fno-version-loops-for-stride \
! RUN: | FileCheck %s --check-prefix=CHECK-O3-no
! CHECK: "{{.*}}flang" "-fc1"
! CHECK-SAME: "-fversion-loops-for-stride"
! CHECK-SAME: "-O3"
! CHECK-O2: "{{.*}}flang" "-fc1"
! CHECK-O2-NOT: "-fversion-loops-for-stride"
! CHECK-O2-SAME: "-O2"
! CHECK-O2-with: "{{.*}}flang" "-fc1"
! CHECK-O2-with-SAME: "-fversion-loops-for-stride"
! CHECK-O2-with-SAME: "-O2"
! CHECK-O4: "{{.*}}flang" "-fc1"
! CHECK-O4-SAME: "-fversion-loops-for-stride"
! CHECK-O4-SAME: "-O3"
! CHECK-Ofast: "{{.*}}flang" "-fc1"
! CHECK-Ofast-SAME: "-ffast-math"
! CHECK-Ofast-SAME: "-fversion-loops-for-stride"
! CHECK-Ofast-SAME: "-O3"
! CHECK-Ofast-no: "{{.*}}flang" "-fc1"
! CHECK-Ofast-no-SAME: "-ffast-math"
! CHECK-Ofast-no-NOT: "-fversion-loops-for-stride"
! CHECK-Ofast-no-SAME: "-O3"
! CHECK-O3-no: "{{.*}}flang" "-fc1"
! CHECK-O3-no-NOT: "-fversion-loops-for-stride"
! CHECK-O3-no-SAME: "-O3"
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