1 files changed, 53 insertions, 0 deletions
diff --git a/test/ELF/ppc64-split-stack-adjust-fail.s b/test/ELF/ppc64-split-stack-adjust-fail.s
new file mode 100644
index 0000000000000..4ad1a9994d989
--- /dev/null
+++ b/test/ELF/ppc64-split-stack-adjust-fail.s
@@ -0,0 +1,53 @@
+# REQUIRES: ppc
+
+# RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t1.o
+# RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %p/Inputs/ppc64-no-split-stack.s -o %t2.o
+
+# RUN: not ld.lld --defsym __morestack=0x10010000 %t1.o %t2.o -o %t 2>&1 | FileCheck %s
+
+# RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t1.o
+# RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %p/Inputs/ppc64-no-split-stack.s -o %t2.o
+
+# RUN: not ld.lld --defsym __morestack=0x10010000 %t1.o %t2.o -o %t 2>&1 | FileCheck %s
+
+# CHECK: error: {{.*}}.o:(.text): wrong_regs (with -fsplit-stack) calls nss_callee (without -fsplit-stack), but couldn't adjust its prologue
+
+        .abiversion 2
+        .section    ".text"
+
+        .p2align 2
+        .global wrong_regs
+        .type wrong_regs, @function
+
+wrong_regs:
+.Lwr_gep:
+    addis 2, 12, .TOC.-.Lwr_gep@ha
+    addi 2, 2, .TOC.-.Lwr_gep@l
+    .localentry wrong_regs, .-wrong_regs
+    ld 0, -0x7040(13)
+    addis 5, 2, -1
+    addi  5, 5, -32
+    addi 12, 1, -32
+    nop
+    cmpld 7, 12, 0
+    blt- 7, .Lwr_alloc_more
+.Lwr_body:
+    mflr 0
+    std 0, 16(1)
+    stdu 1, -32(1)
+    bl nss_callee
+    addi 1, 1, 32
+    ld 0, 16(1)
+    mtlr 0
+    blr
+.Lwr_alloc_more:
+    mflr 0
+    std 0, 16(1)
+    bl __morestack
+    ld 0, 16(1)
+    mtlr 0
+    blr
+    b .Lwr_body
+        .size wrong_regs, .-wrong_regs
+
+        .section        .note.GNU-split-stack,"",@progbits