. . 412 33.4 Exception stacks and current_exceptions . . . . . . . . . . . . . . . . . . . . . . 413 33.5 Comparison with backtrace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 414 34 stacktrace(catch_backtrace()) end example (generic function with 1 method)CHAPTER 33. STACK TRACES 413 julia> example() 8-element Array{Base.StackTraces.StackFrame,1}: bad_function() at REPL[1]:1 example() Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

. . 412 33.4 Exception stacks and current_exceptions . . . . . . . . . . . . . . . . . . . . . . 413 33.5 Comparison with backtrace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 414 34 stacktrace(catch_backtrace()) end example (generic function with 1 method)CHAPTER 33. STACK TRACES 413 julia> example() 8-element Array{Base.StackTraces.StackFrame,1}: bad_function() at REPL[1]:1 example() Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

410 31.6 Working with Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 413 31.7 Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415 ((some_specific_type*)parent)->field = child; jl_gc_wb(parent, child);CHAPTER 31. EMBEDDING JULIA 413 It is in general impossible to predict which values will be old at runtime, so the write barrier must Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

4142135623730951 [C 3bfd9c00] i = 3 [J 2] i = 4 -> 2.0 [C 23938640] i = 5CHAPTER 31. EMBEDDING JULIA 413 [J 1] i = 3 -> 1.7320508075688772 [J 2] i = 5 -> 2.23606797749979 As can be seen, Julia thread 1 Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

4142135623730951 [C 3bfd9c00] i = 3 [J 2] i = 4 -> 2.0 [C 23938640] i = 5CHAPTER 31. EMBEDDING JULIA 413 [J 1] i = 3 -> 1.7320508075688772 [J 2] i = 5 -> 2.23606797749979 As can be seen, Julia thread 1 Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

4142135623730951 [C 3bfd9c00] i = 3 [J 2] i = 4 -> 2.0 [C 23938640] i = 5CHAPTER 31. EMBEDDING JULIA 413 [J 1] i = 3 -> 1.7320508075688772 [J 2] i = 5 -> 2.23606797749979 As can be seen, Julia thread 1 Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

already allocated the array you can generate a thin wrapper around its data:CHAPTER 31. EMBEDDING JULIA 413 double *existingArray = (double*)malloc(sizeof(double)*10); jl_array_t *x = jl_ptr_to_array_1d(array_type Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

jl_array_t *x = jl_ptr_to_array_1d(array_type, existingArray, 10, 0);CHAPTER 31. EMBEDDING JULIA 413 The last argument is a boolean indicating whether Julia should take ownership of the data. If this Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

jl_array_t *x = jl_ptr_to_array_1d(array_type, existingArray, 10, 0);CHAPTER 31. EMBEDDING JULIA 413 The last argument is a boolean indicating whether Julia should take ownership of the data. If this Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective

jl_array_t *x = jl_ptr_to_array_1d(array_type, existingArray, 10, 0);CHAPTER 31. EMBEDDING JULIA 413 The last argument is a boolean indicating whether Julia should take ownership of the data. If this Stewart, "Rank Degeneracy", SIAM Journal on Scientific and Statistical Computing, 5(2), 1984, 403-413. doi:10.1137/0905030 11Konstantinos Konstantinides and Kung Yao, "Statistical analysis of effective