[gcc r15-116] RISC-V: Add testcase for pr114734

[Patrick O'Neill via Gcc-cvs]

https://gcc.gnu.org/g:ff4dc8b10a421cdb0c56f7f8c238609de4f9fbe2

commit r15-116-gff4dc8b10a421cdb0c56f7f8c238609de4f9fbe2
Author: Patrick O'Neill <patr...@rivosinc.com>
Date:   Tue Apr 30 13:26:45 2024 -0700

    RISC-V: Add testcase for pr114734
    
    gcc/testsuite/ChangeLog:
    
            PR middle-end/114734
    
            * gcc.target/riscv/rvv/autovec/pr114734.c: New test.
    
    Signed-off-by: Patrick O'Neill <patr...@rivosinc.com>

Diff:
---
 .../gcc.target/riscv/rvv/autovec/pr114734.c        | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr114734.c 
b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr114734.c
new file mode 100644
index 00000000000..b605d992aa1
--- /dev/null
+++ b/gcc/testsuite/gcc.target/riscv/rvv/autovec/pr114734.c
@@ -0,0 +1,25 @@
+/* { dg-do run } */
+/* { dg-require-effective-target riscv_v } */
+/* { dg-options { -march=rv64gcv_zvl256b -mabi=lp64d -fwhole-program -O3 
-mrvv-vector-bits=zvl  } } */
+
+int f[18];
+int g[18];
+int h[18][18][18];
+int a[324];
+long b[18];
+int *i = g;
+int (*j)[18][18] = h;
+int z;
+int main() {
+  for (int m = 0; m < 18; ++m)
+    f[m] = 3;
+  for (int m = 0; m < 18; m += 1)
+    for (int n = 0; n < 18; n += 3) {
+      a[m * 8 + n] = j[m][m][0] ? i[n] : 0;
+      b[n] = f[n] ? -i[m] : 0;
+    }
+  for (long n = 0; n < 8; ++n)
+    z = a[n];
+  if (b[15] != 0)
+    __builtin_abort();
+}