From 4c406179784990e349f3b554c93dc418e9a007a5 Mon Sep 17 00:00:00 2001 From: "Jose E. Marchesi" Date: Mon, 21 Oct 2013 12:34:25 +0000 Subject: [PATCH] 2013-10-21 Jose E. Marchesi * gdb.base/gnu_vector.exp: Care about endianness when casting scalars to vectors. --- gdb/testsuite/ChangeLog | 5 +++++ gdb/testsuite/gdb.base/gnu_vector.exp | 15 ++++++++++++++- 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 7b9a085569a..9bb575e9775 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-10-21 Jose E. Marchesi + + * gdb.base/gnu_vector.exp: Care about endianness when casting + scalars to vectors. + 2013-10-18 Tom Tromey * lib/gdb.exp (build_executable_from_specs): Remove duplicate set diff --git a/gdb/testsuite/gdb.base/gnu_vector.exp b/gdb/testsuite/gdb.base/gnu_vector.exp index 67a44c1878d..457892c4e9d 100644 --- a/gdb/testsuite/gdb.base/gnu_vector.exp +++ b/gdb/testsuite/gdb.base/gnu_vector.exp @@ -40,6 +40,14 @@ if { ![runto main] } { return -1 } +# Get endianess for the scalar->vector casts +gdb_test_multiple "show endian" "show endian" { + -re ".* (big|little) endian.*$gdb_prompt $" { + set endian $expect_out(1,string) + pass "endianness: $endian" + } +} + # Test printing of character vector types gdb_test "print c4" "\\\$$decimal = \\{1, 2, 3, 4\\}" gdb_test "print c4\[2\]" "\\\$$decimal = 3" @@ -83,9 +91,14 @@ gdb_test "print -f4a" "\\\$$decimal = \\{-2, -4, -8, -16\\}" # When casting to vector the input type must have the same length as # the total length of the vector. gdb_test "print (char4) 0x01010101" "\\\$$decimal = \\{1, 1, 1, 1\\}" -gdb_test "print (char4) ia" "\\\$$decimal = \\{2, 0, 0, 0\\}" gdb_test "print (int2) lla" "\\\$$decimal = \\{1, 1\\}" +if { ![string compare $endian big] } then { + gdb_test "print (char4) ia" "\\\$$decimal = \\{0, 0, 0, 2\\}" +} else { + gdb_test "print (char4) ia" "\\\$$decimal = \\{2, 0, 0, 0\\}" +} + gdb_test "print (int2) 1" "can only cast scalar to vector of same size" gdb_test "print (longlong2) 2" "can only cast scalar to vector of same size" gdb_test "print (float2) 3" "can only cast scalar to vector of same size" -- 2.30.2