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      1 ; RUN: llvm-as < %s >%t.bc
      2 ; PR21108: Diagnostic handlers get pass remarks, even if they're not enabled.
      3 
      4 ; Confirm that there are -pass-remarks.
      5 ; RUN: llvm-lto -pass-remarks=inline \
      6 ; RUN:          -exported-symbol _func2 -pass-remarks-analysis=loop-vectorize \
      7 ; RUN:          -exported-symbol _main -o %t.o %t.bc 2>&1 | \
      8 ; RUN:     FileCheck %s -allow-empty -check-prefix=REMARKS
      9 ; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
     10 
     11 ; RUN: llvm-lto -pass-remarks=inline -use-diagnostic-handler \
     12 ; RUN:          -exported-symbol _func2 -pass-remarks-analysis=loop-vectorize \
     13 ; RUN:         -exported-symbol _main -o %t.o %t.bc 2>&1 | \
     14 ; RUN:     FileCheck %s -allow-empty -check-prefix=REMARKS_DH
     15 ; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
     16 
     17 ; Confirm that -pass-remarks are not printed by default.
     18 ; RUN: llvm-lto \
     19 ; RUN:         -exported-symbol _func2 \
     20 ; RUN:         -exported-symbol _main -o %t.o %t.bc 2>&1 | \
     21 ; RUN:     FileCheck %s -allow-empty
     22 ; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
     23 
     24 ; RUN: llvm-lto -use-diagnostic-handler \
     25 ; RUN:         -exported-symbol _func2 \
     26 ; RUN:         -exported-symbol _main -o %t.o %t.bc 2>&1 | \
     27 ; RUN:     FileCheck %s -allow-empty
     28 ; RUN: llvm-nm %t.o | FileCheck %s -check-prefix NM
     29 
     30 ; Optimization records are collected regardless of the diagnostic handler
     31 ; RUN: rm -f %t.yaml
     32 ; RUN: llvm-lto -lto-pass-remarks-output=%t.yaml \
     33 ; RUN:          -exported-symbol _func2 \
     34 ; RUN:          -exported-symbol _main -o %t.o %t.bc 2>&1 | \
     35 ; RUN:     FileCheck %s -allow-empty
     36 ; RUN: cat %t.yaml | FileCheck %s -check-prefix=YAML
     37 
     38 ; REMARKS: remark: {{.*}} foo inlined into main
     39 ; REMARKS: remark: {{.*}} loop not vectorized: cannot prove it is safe to reorder memory operations
     40 ; REMARKS_DH: llvm-lto: remark: {{.*}} foo inlined into main
     41 ; REMARKS_DH: llvm-lto: remark: {{.*}} loop not vectorized: cannot prove it is safe to reorder memory operations
     42 ; CHECK-NOT: remark:
     43 ; CHECK-NOT: llvm-lto:
     44 ; NM-NOT: foo
     45 ; NM: func2
     46 ; NM: main
     47 
     48 ; YAML:      --- !Passed
     49 ; YAML-NEXT: Pass:            inline
     50 ; YAML-NEXT: Name:            Inlined
     51 ; YAML-NEXT: Function:        main
     52 ; YAML-NEXT: Args:
     53 ; YAML-NEXT:   - Callee:          foo
     54 ; YAML-NEXT:   - String:          ' inlined into '
     55 ; YAML-NEXT:   - Caller:          main
     56 ; YAML-NEXT:   - String:          ' with cost='
     57 ; YAML-NEXT:   - Cost:            '-15000'
     58 ; YAML-NEXT:   - String:          ' (threshold='
     59 ; YAML-NEXT:   - Threshold:       '337'
     60 ; YAML-NEXT:   - String:          ')'
     61 ; YAML-NEXT: ...
     62 
     63 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
     64 target triple = "x86_64-apple-darwin"
     65 
     66 declare i32 @bar()
     67 
     68 define i32 @foo() {
     69   %a = call i32 @bar()
     70   ret i32 %a
     71 }
     72 
     73 define i32 @main() {
     74   %i = call i32 @foo()
     75   ret i32 %i
     76 }
     77 
     78 define i32 @func2(i32* %out, i32* %out2, i32* %A, i32* %B, i32* %C, i32* %D, i32* %E, i32* %F) {
     79 entry:
     80   br label %for.body
     81 
     82 for.body:                                         ; preds = %for.body, %entry
     83   %i.037 = phi i64 [ 0, %entry ], [ %inc, %for.body ]
     84   %arrayidx = getelementptr inbounds i32, i32* %A, i64 %i.037
     85   %0 = load i32, i32* %arrayidx, align 4
     86   %arrayidx1 = getelementptr inbounds i32, i32* %B, i64 %i.037
     87   %1 = load i32, i32* %arrayidx1, align 4
     88   %add = add nsw i32 %1, %0
     89   %arrayidx2 = getelementptr inbounds i32, i32* %C, i64 %i.037
     90   %2 = load i32, i32* %arrayidx2, align 4
     91   %add3 = add nsw i32 %add, %2
     92   %arrayidx4 = getelementptr inbounds i32, i32* %E, i64 %i.037
     93   %3 = load i32, i32* %arrayidx4, align 4
     94   %add5 = add nsw i32 %add3, %3
     95   %arrayidx6 = getelementptr inbounds i32, i32* %F, i64 %i.037
     96   %4 = load i32, i32* %arrayidx6, align 4
     97   %add7 = add nsw i32 %add5, %4
     98   %arrayidx8 = getelementptr inbounds i32, i32* %out, i64 %i.037
     99   store i32 %add7, i32* %arrayidx8, align 4
    100   %5 = load i32, i32* %arrayidx, align 4
    101   %6 = load i32, i32* %arrayidx1, align 4
    102   %add11 = add nsw i32 %6, %5
    103   %7 = load i32, i32* %arrayidx2, align 4
    104   %add13 = add nsw i32 %add11, %7
    105   %8 = load i32, i32* %arrayidx4, align 4
    106   %add15 = add nsw i32 %add13, %8
    107   %9 = load i32, i32* %arrayidx6, align 4
    108   %add17 = add nsw i32 %add15, %9
    109   %arrayidx18 = getelementptr inbounds i32, i32* %out2, i64 %i.037
    110   store i32 %add17, i32* %arrayidx18, align 4
    111   %inc = add i64 %i.037, 1
    112   %exitcond = icmp eq i64 %inc, 256
    113   br i1 %exitcond, label %for.end, label %for.body
    114 
    115 for.end:                                          ; preds = %for.body
    116   ret i32 undef
    117 }
    118